Tucson's Posner's Art Store is celebrating its 100th anniversary from 9 a.m. to 5 p.m. Saturday and 9 a.m. to 3 p.m. Sunday.

There will be demonstrations, door prizes, a grand prize drawing for a studio drafting table, product samples, in-store sales, music and more. 

The store is at 944 E. University Blvd. in Main Gate Square. 

Read all about the 100 years of Posner's Art Store in Sunday's Arizona Daily Star.